Inventor · Yokosuka, JP

Nobuyuki Saika

79Patents
12h-index
37Co-inventors
80Inventor score

Filing activity: Aug 28, 2002 → Dec 27, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US7181477B2 Storage system and storage control method Emerging Cross-Sectional Technologies 104 Expired
US7275138B2 System and method for controlling the updating of storage device Physics 102 Expired
US9098528B2 File storage system and load distribution method Electricity 92 Active
US7882067B2 Snapshot management device and snapshot management method Physics 42 Active
US7136976B2 System and method for backup which synchronously or asynchronously stores additional information depending on the target backup data Emerging Cross-Sectional Technologies 29 Expired
US7100007B2 Backup system and method based on data characteristics Physics 23 Expired
US7287045B2 Backup method, storage system, and program for backup Emerging Cross-Sectional Technologies 23 Expired
US6990553B2 Method of controlling storage device controlling apparatus, and storage device controlling apparatus Physics 21 Expired
US7487390B2 Backup system and backup method Physics 16 Active
US7181583B2 Method and program for creating a snapshot, and storage system Physics 15 Expired
US7103713B2 Storage system, device and method using copy-on-write for synchronous remote copy Physics 15 Expired
US8832025B2 Local file server transferring file to remote file server via communication network and storage system comprising those file servers Electricity 14 Active
US8161008B2 Information processing apparatus and operation method thereof Physics 12 Active
US7240152B2 Method of controlling storage device controlling apparatus, and storage device controlling apparatus Physics 12 Expired
US7055053B2 System and method for failover Physics 12 Expired
US8645737B2 Power-saving control apparatus and method Emerging Cross-Sectional Technologies 11 Active
US7305670B2 Method of installing software on storage device controlling apparatus, method of controlling storage device controlling apparatus, and storage device controlling apparatus Electricity 11 Expired
US7908513B2 Method for controlling failover processing for a first channel controller and a second channel controller Electricity 10 Active
US7822787B2 Method of reconfiguring NAS under GNS Emerging Cross-Sectional Technologies 9 Active
US9043637B2 Failure recovery method in information processing system and information processing system Physics 9 Active
US8037267B2 Remote copy system and remote site power saving method Emerging Cross-Sectional Technologies 8 Active
US7428210B2 Fail over method and a computing system having fail over function Electricity 8 Active
US8612395B2 Server apparatus and control method of the same Physics 8 Active
US8700871B2 Migrating snapshot data according to calculated de-duplication efficiency Physics 8 Active
US7043604B2 Disk array system Physics 7 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.